Help Poko chan to sleep tight until morning!
Whenever Poko Chan is about to wake up, tap to caress the back softly.
When Poko Chan is crying or feeling sad in his dream, please tap on Poko Chan.
When Poko Chan's happy dream is disappearing, please tap on Poko Chan too.
When you see only one "Z" count, that is the signal that Poko Chan is about to wake up.
If Poko Chan wakes up before morning, it is Game Over.
If Poko Chan is having a happy dream or sleeping calmly, please do not tap on Poko Chan.